Your periodic table, always with you.

Use it offline. Find elements quickly. Keep favorites and personal notes on iPhone and iPad.

Technetium Electronegativity

Tc - Atomic Number 43

Electronegativity
2.1
Ranking:
#23 of 85
Highest
F: 3.98
Lowest
Fr: 0.70

About the Electronegativity

Pauling scale measure of the tendency of an atom to attract electrons.

Top 10 by Electronegativity

Related Properties

iPhone & iPad

Your periodic table, always with you.

  • Access element data offline, in the lab or in class.
  • Find elements quickly by name, symbol, or atomic number.
  • Save favorite elements and add your own notes.
Published App Store screenshots: periodic table, element details, and search (English).